Defined in 7 files as a macro:

• include/asm-alpha/signal.h, line 43 (as a macro)
• include/asm-i386/signal.h, line 21 (as a macro)
• include/asm-mips/signal.h, line 44 (as a macro)
• include/asm-ppc/signal.h, line 21 (as a macro)
• include/asm-sparc/signal.h, line 74 (as a macro)
• include/net/rarp.h, line 30 (as a macro)
• net/core/sysctl_net_core.c, line 42 (as a macro)

Referenced in 2 files:

• Documentation/filesystems/ncpfs.txt, line 268
• include/linux/isp16.h, line 233